Reggie Sanders has the most ribbies in an NLDS, with 10 RBIs.

Interpreted as:

most rbis by a player in a single nlds

	NAME	RBI	SEASON	SERIES	TM	G	AB	R	H	2B	3B	HR	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Reggie Sanders R. Sanders	10	2005	NLDS	STL	3	12	1	4	2	0	1	1	0	2	0	0	13	9	3	0	0	0	0	.333	.385	.750	1.135
2	Carlos Beltran C. Beltran	9	2004	NLDS	HOU	5	22	9	10	2	0	4	1	1	4	2	0	24	24	6	0	0	0	0	.455	.500	1.091	1.591
3	Michael A. Taylor M. A. Taylor	8	2017	NLDS	WSH	5	15	3	5	0	0	2	3	0	4	0	0	18	11	2	0	0	0	0	.333	.444	.733	1.178
4	Ken Caminiti K. Caminiti	8	1999	NLDS	HOU	4	17	3	8	0	0	3	2	0	1	0	1	19	17	3	0	0	0	2	.471	.526	1.000	1.526
5	Teoscar Hernández T. Hernández	7	2024	NLDS	LAD	5	18	3	6	0	0	2	2	0	4	1	0	20	12	2	0	0	0	0	.333	.400	.667	1.067
6	Travis d'Arnaud T. d'Arnaud	7	2020	NLDS	ATL	3	10	3	6	2	0	2	3	0	1	0	0	13	14	4	0	0	0	0	.600	.692	1.400	2.092
7	Max Muncy M. Muncy	7	2019	NLDS	LAD	5	19	4	5	0	0	3	4	0	2	1	0	23	14	3	0	0	2	0	.263	.391	.737	1.128
8	Matt Carpenter M. Carpenter	7	2014	NLDS	STL	4	16	4	6	3	0	3	1	0	4	0	0	17	18	6	0	0	0	0	.375	.412	1.125	1.537
9	Brandon Phillips B. Phillips	7	2012	NLDS	CIN	5	24	1	9	3	0	1	0	0	4	1	0	25	15	4	0	1	0	0	.375	.360	.625	.985
10	Morgan Ensberg M. Ensberg	7	2005	NLDS	HOU	4	18	2	5	2	0	0	2	0	3	0	0	20	7	2	0	0	1	1	.278	.350	.389	.739
11	Rich Aurilia R. Aurilia	7	2002	NLDS	SFG	5	21	4	5	1	0	2	1	0	5	0	0	22	12	3	0	0	0	0	.238	.273	.571	.844
12	Jim Edmonds J. Edmonds	7	2000	NLDS	STL	3	14	5	8	4	0	2	1	0	2	1	0	15	18	6	0	0	0	0	.571	.600	1.286	1.886
13	Brian Jordan B. Jordan	7	1999	NLDS	ATL	4	17	2	8	1	0	1	1	0	2	0	1	19	12	2	0	1	0	0	.471	.474	.706	1.180
14	Manny Machado M. Machado	6	2018	NLDS	LAD	4	17	2	3	1	0	2	1	0	7	0	0	18	10	3	0	0	0	1	.176	.222	.588	.810
15	Anthony Rizzo A. Rizzo	6	2017	NLDS	CHC	5	20	1	4	1	0	1	1	0	6	0	0	21	8	2	0	0	0	2	.200	.238	.400	.638
16	Daniel Murphy D. Murphy	6	2016	NLDS	WSH	5	16	3	7	0	0	0	5	0	1	2	1	22	7	0	0	1	2	0	.438	.545	.438	.983
17	Stephen Piscotty S. Piscotty	6	2015	NLDS	STL	4	16	5	6	1	0	3	2	0	8	0	0	18	16	4	0	0	0	0	.375	.444	1.000	1.444
18	Pedro Alvarez P. Alvarez	6	2013	NLDS	PIT	5	17	4	6	1	0	3	2	0	6	0	0	19	16	4	0	0	1	0	.353	.421	.941	1.362
19	Carlos Beltran C. Beltran	6	2013	NLDS	STL	5	18	3	4	1	0	2	3	0	1	0	0	21	11	3	0	0	0	0	.222	.333	.611	.944
20	Hanley Ramirez H. Ramirez	6	2013	NLDS	LAD	4	16	4	8	4	1	1	2	0	2	1	0	18	17	6	0	0	1	0	.500	.556	1.063	1.618
21	Daniel Descalso D. Descalso	6	2012	NLDS	STL	5	19	7	6	1	0	2	1	0	5	1	0	22	13	3	1	1	0	1	.316	.333	.684	1.018
22	Paul Goldschmidt P. Goldschmidt	6	2011	NLDS	ARI	4	16	4	7	0	0	2	2	1	5	1	0	19	13	2	0	0	0	0	.438	.526	.813	1.339
23	Ryan Howard R. Howard	6	2011	NLDS	PHI	5	19	1	2	0	0	1	1	0	6	0	0	21	5	1	0	1	0	0	.105	.143	.263	.406
24	Ryan Roberts R. Roberts	6	2011	NLDS	ARI	5	20	2	7	1	0	2	0	0	4	0	1	20	14	3	0	0	0	0	.350	.350	.700	1.050
25	Ryan Howard R. Howard	6	2009	NLDS	PHI	4	16	3	6	3	0	0	1	0	4	0	1	18	9	3	0	1	1	0	.375	.389	.563	.951